====== docker 常见命令 ======

===== 1. 查看当前docker状态 =====

<code bash>
sudo docker ps
</code>

===== 2. 拉取镜像 =====

<code bash>
sudo docker pull ccr.ccs.tencentyun.com/lxkt/qflowcpu:latest
</code>

===== 3. 启动容器 =====

<code bash>
docker run -d --name qflowcpu \
  --ulimit memlock=-1:-1 --ulimit stack=-1:-1 \
  --shm-size=128G --privileged -e SELINUX=disabled -p 80:80 -p 81:81 -p 2297:2297 \
  --hostname=mstation ccr.ccs.tencentyun.com/lxkt/qflowcpu:latest
</code>

===== 4. 宿主机安装 server.py 服务报错 =====

安装说明：[[https://www.pwmat.com/license-install-function]]
当报错：
<code bash>
docker: Error response from daemon: Conflict. The container name "/qflowcpu" is already in use by container "02919a65bee0615eb8960ff7f9ee0f54c8f2924cf6f692fcd8a9191f1356ead3". You have to remove (or rename) that container to be able to reuse that name. 
</code>

===== a. 查看当前docker状态 =====

<code bash>
sudo docker ps
</code>
<code bash>
CONTAINER ID   IMAGE                                         COMMAND                  CREATED          STATUS          PORTS                                                                                          NAMES
02919a65bee0   ccr.ccs.tencentyun.com/lxkt/qflowcpu:latest   "/usr/bin/supervisor…"   49 minutes ago   Up 49 minutes   0.0.0.0:80-81->80-81/tcp, [::]:80-81->80-81/tcp, 0.0.0.0:2297->2297/tcp, [::]:2297->2297/tcp   **qflowcpu**
</code>
===== b. 停止当前docker =====
<code bash>
sudo docker stop qflowcpu
</code>
===== c. 删除docker =====
<code bash>
sudo docker rm qflowcpu
</code>

然后重新启动

===== d. 重启docker =====
<code bash>
sudo docker restart qflowcpu
</code>